package com.wx.gof.pattern.structural.composite.interfacetype;

/**
 * @ClassName IBookCatalog
 * @Author wx
 * @Description 书目录接口
 * @Date 2018-12-09-20:21
 */
public interface IBookCatalog extends ITreeExtend {
    /**
     * @methodName: getPageNumber
     * @author: wx
     * @description: 获取目录对应的页码
     * @param
     * @date: 2018/12/9
     * @return: java.lang.Integer
     */
    Integer getPageNumber();

}
